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Shaker family voltage dependent potassium channel (kv1.2-kv2.1 paddle chimera channel) in association with beta subunit
2R9R
Primary Citation
 
 
  •   Molecular Description Hide
    Classification: Membrane Protein , Transport Protein
    Structure Weight: 206884.47
    Molecule: Voltage-gated potassium channel subunit beta-2
    Polymer: 1 Type: protein Length: 333
    Chains: A, G
    Organism: Rattus norvegicus
    Gene Names: Kcnab2 Ckbeta2 Kcnb3
    UniProtKB: Protein Feature View | Search PDB | P62483  
    Molecule: Paddle chimera voltage gated potassium channel Kv1.2-Kv2.1
    Polymer: 2 Type: protein Length: 514
    Chains: B, H
    Organism: Rattus norvegicus
    Membrane Protein:   Source: mpstruc
    ALPHA-HELICAL
    Channels: Potassium, Sodium, & Proton Ion-Selective
    Kv1.2/Kv2.1 Voltage-gated potassium channel chimera
     
  •   Structure Validation Hide

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  •   Related Citations in PDB Entry (REMARK 1) Hide
     
  •   Source Hide
    Polymer: 1
    Scientific Name: Rattus norvegicus   Taxonomy   Common Name: Norway rat Expression System: Pichia pastoris  
    Polymer: 2
    Scientific Name: Rattus norvegicus   Taxonomy   Common Name: Norway rat Expression System: Pichia pastoris  
     
  •   Related PDB Entries Hide
    Identifier Details
    2a79  Mammalian Shaker Kv1.2 potassium channel- beta subunit complex, at 2.9 angstrom resolution 
     
  •   Ligand Chemical Component Hide
    Identifier Formula Name View Interactions
    K
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    K K
    POTASSIUM ION
    NAP
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    NAP C21 H28 N7 O17 P3
    NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
    PGW
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    PGW C40 H77 O10 P
    (1R)-2-{[(S)-{[(2S)-2,3-dihydroxypropyl]oxy}(hydroxy)phosphoryl]oxy}- 1-[(hexadecanoyloxy)methyl]ethyl (9Z)-octadec- 9-enoate
     
  •   External Domain Annotations Hide
     
  •   Structural Biology Knowledgebase Data Hide
     
 
Data in orange boxes are gathered from external resources (when available).
 
  Biological Assembly 1       
Biological assembly 1 assigned by authors and generated by PISA (software)
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  •   Deposition Summary Hide
    Authors:   Long, S.B.,  Tao, X.,  Campbell, E.B.,  Mackinnon, R.

    Deposition:   2007-09-13
    Release:   2007-11-20
    Last Modified (REVDAT):   2011-07-13
     
  •   Revision History    Hide
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    2011-07-13
    Version format compliance
    2011-07-13
    Biological assembly
     
  •   Experimental Details Hide
    Method:   X-RAY DIFFRACTION
    Exp. Data:
      Structure Factors
    EDS  
    Resolution[Å]:   2.40
    R-Value: 0.212 (obs.)
    R-Free: 0.244
    Space Group: P 4 21 2
    Unit Cell:
      Length [Å] Angles [°]
    a = 144.05 α = 90.00 
    b = 144.05 β = 90.00 
    c = 284.40 γ = 90.00